<!doctype html>
<html lang="en" xmlns:th="http://thymeleaf.org">

<form class="mt-5" method="post" th:action="@{/user/login}">
    账号:<input type="text" id="username" name="username">
    密码:<input type="password" name="password" >
    <button type="submit">登录</button>
</form>
</html>